25560542 has 32 divisors (see below), whose sum is σ = 45731520. Its totient is φ = 10483200.

The previous prime is 25560541. The next prime is 25560559. The reversal of 25560542 is 24506552.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25560541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63542 + ... + 63942.

It is an arithmetic number, because the mean of its divisors is an integer number (1429110).

Almost surely, 2^25560542 is an apocalyptic number.

25560542 is a deficient number, since it is larger than the sum of its proper divisors (20170978).

25560542 is a wasteful number, since it uses less digits than its factorization.

25560542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 25560542 is about 5055.7434665932. The cubic root of 25560542 is about 294.5710206582.

The spelling of 25560542 in words is "twenty-five million, five hundred sixty thousand, five hundred forty-two".